Eat shrimp throat will itch, the causes may include allergy, foreign body stuck, chronic laryngitis. 1. Allergy: due to shrimp belongs to the foreign protein, easy to induce the mucous membrane of the pharynx edema, swelling, induced acute pharyngitis, acute epiglottitis and other diseases, in the inflammation stimulation, there can be an itchy throat, throat clogging feeling, and in severe cases, and even the performance of breathing problems. 2. foreign body stuck: if you eat shrimp, hard shrimp shells stuck in the tonsil nest, epiglottis or other parts of the throat, can cause itchy throat, foreign body sensation and other discomfort, need to remove the shrimp shells in time, these discomfort symptoms will disappear. 3. Chronic laryngitis: If you eat shrimp is too spicy and stimulating, may induce an increase in gastric acid secretion, acid reflux, thus inducing symptoms of chronic laryngitis, caused by foreign body sensation in the throat, dry throat, throat itching and other symptoms. Eat shrimp after the symptoms of itchy throat, you should stop continuing to eat shrimp; if the symptoms continue to be unrelieved, it is recommended to consult a doctor in a timely manner, to clarify the cause of the disease after receiving targeted treatment.